Not a lot to say about this , great pre amp all the details are available on the web site [URL]http://www.hificollective.co.uk/aboutushome.html[/URL] Now no longer required , this is the tvc version as there are others , for sale £275 incl postage within uk, preferred payment cheque or paypal. No box but instructions and will be weel packed.In mint condition and before anyone asks this one was built by Hifi Collective.